/Engine/Source/Editor/UnrealEd/Public/Toolkits/AssetEditorToolkit.h
Applies the passed in layout (or the saved user-modified version if available). Must be called after InitAssetEditor.
void RestoreFromLayout ( const [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [FTabManager::FLayout](API\Runtime\Slate\Framework\Docking\FTabManager\FLayout) > & NewLayout )